panic: ufs_rename: lost dir entry
Starting stack trace...
panic(ffffffff82fc9cdb) at panic+0x1ba sys/kern/subr_prf.c:229
ufs_rename(ffff80002a58d0b8) at ufs_rename+0x18b2
VOP_RENAME(fffffd806bc53700,fffffd8068782a20,ffff80002a58d288,fffffd8058bde550,0,ffff80002a58d1d8) at VOP_RENAME+0x13c sys/kern/vfs_vops.c:376
dorenameat(ffff80002a4e27f0,ffffff9c,20000540,ffffff9c,200005c0) at dorenameat+0x3f8 sys/kern/vfs_syscalls.c:3020

syscall(ffff80002a58d420) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x97024c59640, count: 251
End of stack trace.
syncing disks...set $lines = 0
set $maxwidth = 0
show panic
trace
show registers
show proc
ps
show all locks
show malloc
show all pools
machine ddbcpu 0
trace
machine ddbcpu 1
trace